diff --git a/test/caosdb_test_utility.h b/test/caosdb_test_utility.h
index 4c97c203a8ab55c9d239d824cd274fe3b99aa60b..cd1b47ce8f61a8d8d66ae2a7d76ffce46c2a3739 100644
--- a/test/caosdb_test_utility.h
+++ b/test/caosdb_test_utility.h
@@ -32,17 +32,15 @@
  * @date 2021-07-07
  */
 #define EXPECT_THROW_MESSAGE(statement, exeption_type, message)                \
-  EXPECT_THROW(                                                                \
-    try { statement; } catch (const exeption_type &e) {                        \
-      EXPECT_EQ(std::string(e.what()), message);                               \
-      throw;                                                                   \
-    },                                                                         \
-    exeption_type)
+  EXPECT_THROW(try { statement; } catch (const exeption_type &e) {             \
+    EXPECT_EQ(std::string(e.what()), message);                                 \
+    throw;                                                                     \
+  },                                                                           \
+               exeption_type)
 #define ASSERT_THROW_MESSAGE(statement, exeption_type, message)                \
-  ASSERT_THROW(                                                                \
-    try { statement; } catch (const exeption_type &e) {                        \
-      ASSERT_EQ(std::string(e.what()), message);                               \
-      throw;                                                                   \
-    },                                                                         \
-    exeption_type)
+  ASSERT_THROW(try { statement; } catch (const exeption_type &e) {             \
+    ASSERT_EQ(std::string(e.what()), message);                                 \
+    throw;                                                                     \
+  },                                                                           \
+               exeption_type)
 #endif
diff --git a/test/test_ccaosdb.cpp b/test/test_ccaosdb.cpp
index ff01b9ba95d8dcded153aa9f94260a98cf5b3c53..bf3baf91749e1509cc5e8ba8db3b671a9809a760 100644
--- a/test/test_ccaosdb.cpp
+++ b/test/test_ccaosdb.cpp
@@ -109,7 +109,7 @@ TEST_F(test_ccaosdb, connection_ssl_authentication_success) {
   auto major = caosdb_constants_COMPATIBLE_SERVER_VERSION_MAJOR();
   auto minor = caosdb_constants_COMPATIBLE_SERVER_VERSION_MINOR();
   const auto *const pre_release =
-    caosdb_constants_COMPATIBLE_SERVER_VERSION_PRE_RELEASE();
+      caosdb_constants_COMPATIBLE_SERVER_VERSION_PRE_RELEASE();
 
   EXPECT_EQ(major, version_info.major);
   EXPECT_EQ(minor, version_info.minor);
@@ -120,12 +120,12 @@ TEST_F(test_ccaosdb, test_count_query) {
 
   caosdb_connection_connection connection;
   int return_code(
-    caosdb_connection_connection_manager_get_default_connection(&connection));
+      caosdb_connection_connection_manager_get_default_connection(&connection));
   EXPECT_EQ(return_code, 0);
 
   caosdb_transaction_transaction transaction;
-  return_code =
-    caosdb_connection_connection_create_transaction(&connection, &transaction);
+  return_code = caosdb_connection_connection_create_transaction(&connection,
+                                                                &transaction);
   EXPECT_EQ(return_code, 0);
 
   // COUNT query with an empty result
@@ -139,7 +139,7 @@ TEST_F(test_ccaosdb, test_count_query) {
   long dummy(-1);       // NOLINT
   long *count = &dummy; // NOLINT
   return_code =
-    caosdb_transaction_transaction_get_count_result(&transaction, count);
+      caosdb_transaction_transaction_get_count_result(&transaction, count);
   EXPECT_EQ(return_code, 0);
   EXPECT_EQ(*count, 0);
 
@@ -150,12 +150,12 @@ TEST_F(test_ccaosdb, test_count_query) {
 TEST_F(test_ccaosdb, test_query) {
   caosdb_connection_connection connection;
   int return_code(
-    caosdb_connection_connection_manager_get_default_connection(&connection));
+      caosdb_connection_connection_manager_get_default_connection(&connection));
   EXPECT_EQ(return_code, 0);
 
   caosdb_transaction_transaction transaction;
-  return_code =
-    caosdb_connection_connection_create_transaction(&connection, &transaction);
+  return_code = caosdb_connection_connection_create_transaction(&connection,
+                                                                &transaction);
   EXPECT_EQ(return_code, 0);
 
   return_code = caosdb_transaction_transaction_query(&transaction,
@@ -167,7 +167,7 @@ TEST_F(test_ccaosdb, test_query) {
 
   caosdb_transaction_result_set result_set;
   return_code =
-    caosdb_transaction_transaction_get_result_set(&transaction, &result_set);
+      caosdb_transaction_transaction_get_result_set(&transaction, &result_set);
   EXPECT_EQ(return_code, 0);
 
   int dummy(-1);
@@ -183,16 +183,16 @@ TEST_F(test_ccaosdb, test_query) {
 TEST_F(test_ccaosdb, test_single_id_retrieve) {
   caosdb_connection_connection connection;
   int return_code(
-    caosdb_connection_connection_manager_get_default_connection(&connection));
+      caosdb_connection_connection_manager_get_default_connection(&connection));
   EXPECT_EQ(return_code, 0);
 
   caosdb_transaction_transaction transaction;
-  return_code =
-    caosdb_connection_connection_create_transaction(&connection, &transaction);
+  return_code = caosdb_connection_connection_create_transaction(&connection,
+                                                                &transaction);
   EXPECT_EQ(return_code, 0);
 
   return_code =
-    caosdb_transaction_transaction_retrieve_by_id(&transaction, "21");
+      caosdb_transaction_transaction_retrieve_by_id(&transaction, "21");
   EXPECT_EQ(return_code, caosdb::StatusCode::GO_ON);
 
   return_code = caosdb_transaction_transaction_execute(&transaction);
@@ -200,7 +200,7 @@ TEST_F(test_ccaosdb, test_single_id_retrieve) {
 
   caosdb_transaction_result_set result_set;
   return_code =
-    caosdb_transaction_transaction_get_result_set(&transaction, &result_set);
+      caosdb_transaction_transaction_get_result_set(&transaction, &result_set);
   EXPECT_EQ(return_code, 0);
 
   int dummy(-1);
@@ -229,17 +229,17 @@ TEST_F(test_ccaosdb, test_single_id_retrieve) {
 TEST_F(test_ccaosdb, test_multi_id_retrieve) {
   caosdb_connection_connection connection;
   int return_code(
-    caosdb_connection_connection_manager_get_default_connection(&connection));
+      caosdb_connection_connection_manager_get_default_connection(&connection));
   EXPECT_EQ(return_code, 0);
 
   caosdb_transaction_transaction transaction;
-  return_code =
-    caosdb_connection_connection_create_transaction(&connection, &transaction);
+  return_code = caosdb_connection_connection_create_transaction(&connection,
+                                                                &transaction);
   EXPECT_EQ(return_code, 0);
 
   const char *ids[] = {"20", "21", "22"}; // NOLINT
   return_code =
-    caosdb_transaction_transaction_retrieve_by_ids(&transaction, ids, 3);
+      caosdb_transaction_transaction_retrieve_by_ids(&transaction, ids, 3);
   EXPECT_EQ(return_code, caosdb::StatusCode::GO_ON);
 
   return_code = caosdb_transaction_transaction_execute(&transaction);
@@ -248,7 +248,7 @@ TEST_F(test_ccaosdb, test_multi_id_retrieve) {
 
   caosdb_transaction_result_set result_set;
   return_code =
-    caosdb_transaction_transaction_get_result_set(&transaction, &result_set);
+      caosdb_transaction_transaction_get_result_set(&transaction, &result_set);
   EXPECT_EQ(return_code, 0);
 
   int dummy(-1);
@@ -361,7 +361,7 @@ TEST_F(test_ccaosdb, test_insert_update_delete) {
 
   // Change name and update
   return_code =
-    caosdb_entity_entity_set_name(&retrieved_entity_1, "TestNameNew");
+      caosdb_entity_entity_set_name(&retrieved_entity_1, "TestNameNew");
   EXPECT_EQ(return_code, 0);
   caosdb_transaction_transaction update_transaction;
   caosdb_connection_connection_create_transaction(&connection,
@@ -650,13 +650,13 @@ TEST_F(test_ccaosdb, test_up_n_download_file) {
   // return_code = caosdb_transaction_transaction_retrieve_by_id(
   //   &retrieve_transaction_1, rec_id);
   return_code = caosdb_transaction_transaction_retrieve_and_download_file_by_id(
-    &retrieve_transaction_1, rec_id, test_download_file_1.c_str());
+      &retrieve_transaction_1, rec_id, test_download_file_1.c_str());
   EXPECT_EQ(return_code, caosdb::StatusCode::GO_ON);
   return_code = caosdb_transaction_transaction_execute(&retrieve_transaction_1);
   EXPECT_EQ(return_code, 0);
 
   caosdb_transaction_result_set result_set;
   return_code = caosdb_transaction_transaction_get_result_set(
-    &retrieve_transaction_1, &result_set);
+      &retrieve_transaction_1, &result_set);
   EXPECT_EQ(return_code, 0);
 }
diff --git a/test/test_connection.cpp b/test/test_connection.cpp
index 169fc9df1a2bd5d3e71aabf9a7b563402f733895..28c1660306454039cd5ed8ca140e9f0ca0bd50e7 100644
--- a/test/test_connection.cpp
+++ b/test/test_connection.cpp
@@ -62,10 +62,10 @@ TEST(test_connection, connect_somehost_42347_fails) {
 
 TEST(test_connection, connection_insecure_authentication_error_anonymous) {
   const auto *port_str =
-    caosdb::utility::get_env_fallback("CAOSDB_SERVER_GRPC_PORT_HTTP", "8080");
+      caosdb::utility::get_env_fallback("CAOSDB_SERVER_GRPC_PORT_HTTP", "8080");
   auto port = std::stoi(port_str);
   const auto *const host =
-    caosdb::utility::get_env_fallback("CAOSDB_SERVER_HOST", "localhost");
+      caosdb::utility::get_env_fallback("CAOSDB_SERVER_HOST", "localhost");
 
   auto config = InsecureConnectionConfiguration(host, port);
   auto connection = Connection(config);
@@ -74,13 +74,13 @@ TEST(test_connection, connection_insecure_authentication_error_anonymous) {
 }
 
 TEST(test_connection, connection_ssl_authentication_error_anonymous) {
-  const auto *port_str =
-    caosdb::utility::get_env_fallback("CAOSDB_SERVER_GRPC_PORT_HTTPS", "8443");
+  const auto *port_str = caosdb::utility::get_env_fallback(
+      "CAOSDB_SERVER_GRPC_PORT_HTTPS", "8443");
   auto port = std::stoi(port_str);
   const auto *const host =
-    caosdb::utility::get_env_fallback("CAOSDB_SERVER_HOST", "localhost");
+      caosdb::utility::get_env_fallback("CAOSDB_SERVER_HOST", "localhost");
   const auto path =
-    caosdb::utility::get_env_fallback("CAOSDB_SERVER_CERT", std::string());
+      caosdb::utility::get_env_fallback("CAOSDB_SERVER_CERT", std::string());
 
   auto cert = PemFileCertificateProvider(path);
   auto config = TlsConnectionConfiguration(host, port, cert);
@@ -93,13 +93,13 @@ TEST(test_connection, connection_ssl_authentication_error_anonymous) {
 }
 
 TEST(test_connection, connection_ssl_authentication_error_wrong_credentials) {
-  const auto *port_str =
-    caosdb::utility::get_env_fallback("CAOSDB_SERVER_GRPC_PORT_HTTPS", "8443");
+  const auto *port_str = caosdb::utility::get_env_fallback(
+      "CAOSDB_SERVER_GRPC_PORT_HTTPS", "8443");
   auto port = std::stoi(port_str);
   const auto *const host =
-    caosdb::utility::get_env_fallback("CAOSDB_SERVER_HOST", "localhost");
+      caosdb::utility::get_env_fallback("CAOSDB_SERVER_HOST", "localhost");
   const auto path =
-    caosdb::utility::get_env_fallback("CAOSDB_SERVER_CERT", std::string());
+      caosdb::utility::get_env_fallback("CAOSDB_SERVER_CERT", std::string());
   const auto *const user = "not-a-user-23461237";
   const auto *const password = "very-c-cred";
 
@@ -109,10 +109,10 @@ TEST(test_connection, connection_ssl_authentication_error_wrong_credentials) {
   auto connection = Connection(config);
 
   EXPECT_THROW_MESSAGE(
-    connection.RetrieveVersionInfo(), AuthenticationError,
-    "The attempt to execute this transaction has not been executed at all "
-    "because the authentication did not succeed. Original error: "
-    "Authentication failed. Username or password wrong.");
+      connection.RetrieveVersionInfo(), AuthenticationError,
+      "The attempt to execute this transaction has not been executed at all "
+      "because the authentication did not succeed. Original error: "
+      "Authentication failed. Username or password wrong.");
 }
 
 TEST(test_connection, connection_ssl_authentication_success) {
@@ -121,7 +121,7 @@ TEST(test_connection, connection_ssl_authentication_success) {
   auto major = caosdb::COMPATIBLE_SERVER_VERSION_MAJOR;
   auto minor = caosdb::COMPATIBLE_SERVER_VERSION_MINOR;
   const auto pre_release =
-    std::string(caosdb::COMPATIBLE_SERVER_VERSION_PRE_RELEASE);
+      std::string(caosdb::COMPATIBLE_SERVER_VERSION_PRE_RELEASE);
 
   const auto &v_info = connection->RetrieveVersionInfo();
   EXPECT_EQ(major, v_info.GetMajor());
diff --git a/test/test_issues.cpp b/test/test_issues.cpp
index 8b934237e0571805ac1b95fe474ca64129258fcc..4a2f67b742460750888aa6f6f172f5ddffb0a05c 100644
--- a/test/test_issues.cpp
+++ b/test/test_issues.cpp
@@ -46,7 +46,7 @@ public:
   static void DeleteEntities() {
     // delete all entities
     const auto &connection =
-      caosdb::connection::ConnectionManager::GetDefaultConnection();
+        caosdb::connection::ConnectionManager::GetDefaultConnection();
     auto query_transaction(connection->CreateTransaction());
     query_transaction->Query("FIND ENTITY WITH id > 99");
     query_transaction->Execute();
@@ -75,7 +75,7 @@ protected:
  */
 TEST_F(test_issues, server_issue_170) {
   const auto &connection =
-    caosdb::connection::ConnectionManager::GetDefaultConnection();
+      caosdb::connection::ConnectionManager::GetDefaultConnection();
 
   // Insert original
   auto insert_transaction(connection->CreateTransaction());
@@ -106,15 +106,15 @@ TEST_F(test_issues, server_issue_170) {
   update_entity.SetValue(std::vector<int32_t>{1, 1, 2, 3, 5, 8, 13});
 
   EXPECT_NONFATAL_FAILURE(
-    {
-      update_transaction->UpdateEntity(&update_entity);
-      update_transaction->ExecuteAsynchronously();
-
-      auto update_status = update_transaction->WaitForIt();
-      EXPECT_TRUE(update_status.IsTerminated());
-      EXPECT_FALSE(update_status.IsError());
-    },
-    "update_status.IsError");
+      {
+        update_transaction->UpdateEntity(&update_entity);
+        update_transaction->ExecuteAsynchronously();
+
+        auto update_status = update_transaction->WaitForIt();
+        EXPECT_TRUE(update_status.IsTerminated());
+        EXPECT_FALSE(update_status.IsError());
+      },
+      "update_status.IsError");
 }
 
 /*
@@ -124,7 +124,7 @@ TEST_F(test_issues, server_issue_170) {
  */
 TEST_F(test_issues, server_issue_171) {
   const auto &connection =
-    caosdb::connection::ConnectionManager::GetDefaultConnection();
+      caosdb::connection::ConnectionManager::GetDefaultConnection();
 
   auto insert_transaction(connection->CreateTransaction());
 
@@ -168,4 +168,32 @@ TEST_F(test_issues, server_issue_171) {
   std::cout << inserted_rec.ToString() << std::endl;
 }
 
+/*
+ * Inserting a non-file property with an empty file path should work.
+ *
+ * The file attributes should be ignored by the server.
+ */
+TEST_F(test_issues, server_issue_174) {
+  const auto &connection =
+      caosdb::connection::ConnectionManager::GetDefaultConnection();
+
+  auto insert_transaction(connection->CreateTransaction());
+
+  // Create and insert RT
+  Entity rt;
+  rt.SetRole(Role::RECORD_TYPE);
+  rt.SetName("Not a FILE");
+  rt.SetFilePath("");
+  insert_transaction->InsertEntity(&rt);
+  insert_transaction->ExecuteAsynchronously();
+
+  auto insert_status = insert_transaction->WaitForIt();
+  ASSERT_TRUE(insert_status.IsTerminated());
+  // TODO(tf) Remove the EXPECT_NONFATAL_FAILURE after fixing #174.
+  EXPECT_NONFATAL_FAILURE(
+      EXPECT_FALSE(insert_status.IsError())
+      , "");
+
+}
+
 } // namespace caosdb::transaction
diff --git a/test/test_list_properties.cpp b/test/test_list_properties.cpp
index 825ea24c1e163bb5284e03b406ef9ec19ecc3e17..89d3deae3e7c263a9cbce9c5f11e5f42b5979e03 100644
--- a/test/test_list_properties.cpp
+++ b/test/test_list_properties.cpp
@@ -42,7 +42,7 @@ protected:
 
   static void DeleteEntities() {
     const auto &connection =
-      caosdb::connection::ConnectionManager::GetDefaultConnection();
+        caosdb::connection::ConnectionManager::GetDefaultConnection();
     auto query_transaction(connection->CreateTransaction());
     query_transaction->Query("FIND ENTITY WITH id > 99");
     query_transaction->Execute();
@@ -58,7 +58,7 @@ protected:
 
 TEST_F(test_list_properties, insert_list_of_text) {
   const auto &connection =
-    caosdb::connection::ConnectionManager::GetDefaultConnection();
+      caosdb::connection::ConnectionManager::GetDefaultConnection();
 
   auto insertion_prop(connection->CreateTransaction());
 
@@ -67,7 +67,7 @@ TEST_F(test_list_properties, insert_list_of_text) {
   abstract_list_property.SetName("TestProp");
   abstract_list_property.SetDataType(DataType::ListOf(AtomicDataType::TEXT));
   abstract_list_property.SetValue(
-    std::vector<std::string>{"item1", "item2", "item3"});
+      std::vector<std::string>{"item1", "item2", "item3"});
 
   insertion_prop->InsertEntity(&abstract_list_property);
   std::cout << "response " << insertion_prop->ResponseToString();
diff --git a/test/test_properties.cpp b/test/test_properties.cpp
index 6137494905b5fe0e5c04aa256a45648f355a8b91..4a6496a05c9bca0436ca1e15e47637cdf6d2b696 100644
--- a/test/test_properties.cpp
+++ b/test/test_properties.cpp
@@ -38,7 +38,7 @@ protected:
 
   static void DeleteEntities() {
     const auto &connection =
-      caosdb::connection::ConnectionManager::GetDefaultConnection();
+        caosdb::connection::ConnectionManager::GetDefaultConnection();
     auto query_transaction(connection->CreateTransaction());
     query_transaction->Query("FIND ENTITY WITH id > 99");
     query_transaction->Execute();
@@ -54,7 +54,7 @@ protected:
 
 TEST_F(test_properties, retrieve_unit) {
   const auto &connection =
-    caosdb::connection::ConnectionManager::GetDefaultConnection();
+      caosdb::connection::ConnectionManager::GetDefaultConnection();
 
   auto insertion_prop(connection->CreateTransaction());
 
diff --git a/test/test_transaction.cpp b/test/test_transaction.cpp
index 4f9d3871404ac7db6dbf476e54f1f6bae2b33f05..522175937aacd65d2004cd40e20c2c9de5df977d 100644
--- a/test/test_transaction.cpp
+++ b/test/test_transaction.cpp
@@ -65,14 +65,14 @@ public:
    */
   template <typename T> static auto generateValues() -> std::vector<T> {
     std::vector<T> values = {
-      static_cast<T>(0),
-      static_cast<T>(1),
-      static_cast<T>(6.91629132943846e-310),
-      std::numeric_limits<T>::max(),
-      std::numeric_limits<T>::min(),
-      std::numeric_limits<T>::denorm_min(),
-      std::numeric_limits<T>::lowest(),
-      std::numeric_limits<T>::epsilon() // 0 for integers, but who cares?
+        static_cast<T>(0),
+        static_cast<T>(1),
+        static_cast<T>(6.91629132943846e-310),
+        std::numeric_limits<T>::max(),
+        std::numeric_limits<T>::min(),
+        std::numeric_limits<T>::denorm_min(),
+        std::numeric_limits<T>::lowest(),
+        std::numeric_limits<T>::epsilon() // 0 for integers, but who cares?
     };
 
     return values;
@@ -84,7 +84,7 @@ public:
   static void DeleteEntities() {
     // delete all entities
     const auto &connection =
-      caosdb::connection::ConnectionManager::GetDefaultConnection();
+        caosdb::connection::ConnectionManager::GetDefaultConnection();
     auto query_transaction(connection->CreateTransaction());
     query_transaction->Query("FIND ENTITY WITH id > 99");
     query_transaction->Execute();
@@ -103,7 +103,8 @@ public:
 protected:
   fs::path test_upload_file_1;
   fs::path test_download_file_1;
-  size_t test_file_size_kib = 20;  // We should test at least something over 16kiB
+  size_t test_file_size_kib =
+      20; // We should test at least something over 16kiB
 
   // Fixture methods //////////////////////////////////////////////////////////
 
@@ -157,7 +158,7 @@ auto test_transaction::getValueAs<bool>(const Value &value) -> bool {
  */
 TEST_F(test_transaction, retrieve_non_existing) {
   const auto &connection =
-    caosdb::connection::ConnectionManager::GetDefaultConnection();
+      caosdb::connection::ConnectionManager::GetDefaultConnection();
 
   auto transaction(connection->CreateTransaction());
 
@@ -187,7 +188,7 @@ TEST_F(test_transaction, retrieve_non_existing) {
  */
 TEST_F(test_transaction, insert_without_delete) {
   const auto &connection =
-    caosdb::connection::ConnectionManager::GetDefaultConnection();
+      caosdb::connection::ConnectionManager::GetDefaultConnection();
 
   auto insert_transaction(connection->CreateTransaction());
 
@@ -222,7 +223,7 @@ TEST_F(test_transaction, insert_delete) {
   // same as in insert_without_delete
   // until marked  END SAME
   const auto &connection =
-    caosdb::connection::ConnectionManager::GetDefaultConnection();
+      caosdb::connection::ConnectionManager::GetDefaultConnection();
 
   auto insert_transaction(connection->CreateTransaction());
 
@@ -267,7 +268,7 @@ TEST_F(test_transaction, insert_delete_with_parent) {
   // same as in insert_without_delete
   // until marked  END SAME
   const auto &connection =
-    caosdb::connection::ConnectionManager::GetDefaultConnection();
+      caosdb::connection::ConnectionManager::GetDefaultConnection();
 
   auto insert_transaction(connection->CreateTransaction());
 
@@ -362,7 +363,7 @@ TEST_F(test_transaction, insert_delete_with_parent) {
  */
 TEST_F(test_transaction, insert_delete_with_property) {
   const auto &connection =
-    caosdb::connection::ConnectionManager::GetDefaultConnection();
+      caosdb::connection::ConnectionManager::GetDefaultConnection();
 
   // Create and insert Text property
   Entity prop_ent;
@@ -556,7 +557,7 @@ TEST_F(test_transaction, insert_delete_with_property) {
  */
 TEST_F(test_transaction, test_multi_retrieve) {
   const auto &connection =
-    caosdb::connection::ConnectionManager::GetDefaultConnection();
+      caosdb::connection::ConnectionManager::GetDefaultConnection();
 
   auto transaction(connection->CreateTransaction());
 
@@ -590,7 +591,7 @@ TEST_F(test_transaction, test_multi_retrieve) {
  */
 TEST_F(test_transaction, insert_update_delete) {
   const auto &connection =
-    caosdb::connection::ConnectionManager::GetDefaultConnection();
+      caosdb::connection::ConnectionManager::GetDefaultConnection();
 
   // INSERT
   auto insert_transaction(connection->CreateTransaction());
@@ -658,7 +659,7 @@ TEST_F(test_transaction, insert_update_delete) {
  */
 TEST_F(test_transaction, test_query) {
   const auto &connection =
-    caosdb::connection::ConnectionManager::GetDefaultConnection();
+      caosdb::connection::ConnectionManager::GetDefaultConnection();
 
   auto insert_transaction(connection->CreateTransaction());
 
@@ -704,7 +705,7 @@ TEST_F(test_transaction, test_query) {
 template <typename T, typename S>
 auto test_numeric_values_impl(AtomicDataType a_type) -> void {
   const auto &connection =
-    caosdb::connection::ConnectionManager::GetDefaultConnection();
+      caosdb::connection::ConnectionManager::GetDefaultConnection();
 
   // Insert entities
   auto values_orig = test_transaction::generateValues<T>();
@@ -824,7 +825,7 @@ TEST_F(test_transaction, test_integer_out_of_range) {
  */
 TEST_F(test_transaction, test_query_with_retrieve) {
   const auto &connection =
-    caosdb::connection::ConnectionManager::GetDefaultConnection();
+      caosdb::connection::ConnectionManager::GetDefaultConnection();
 
   // rt1
   Entity rt1;
@@ -939,7 +940,7 @@ TEST_F(test_transaction, test_query_with_retrieve) {
  */
 TEST_F(test_transaction, test_file_upload) {
   const auto &connection =
-    caosdb::connection::ConnectionManager::GetDefaultConnection();
+      caosdb::connection::ConnectionManager::GetDefaultConnection();
 
   Entity file;
   file.SetRole(Role::FILE);
@@ -976,7 +977,7 @@ TEST_F(test_transaction, test_file_upload) {
  */
 TEST_F(test_transaction, test_file_up_n_download) {
   const auto &connection =
-    caosdb::connection::ConnectionManager::GetDefaultConnection();
+      caosdb::connection::ConnectionManager::GetDefaultConnection();
 
   Entity file;
   file.SetRole(Role::FILE);
@@ -995,7 +996,7 @@ TEST_F(test_transaction, test_file_up_n_download) {
 
   auto download_transaction(connection->CreateTransaction());
   download_transaction->RetrieveAndDownloadFileById(
-    inserted_file.GetId(), test_download_file_1.string());
+      inserted_file.GetId(), test_download_file_1.string());
   download_transaction->ExecuteAsynchronously();
   ASSERT_EQ(download_transaction->WaitForIt().GetCode(), StatusCode::SUCCESS);
 
@@ -1016,7 +1017,7 @@ TEST_F(test_transaction, test_file_up_n_download) {
   std::string buffer_remote(1024, 'c');
   std::cout << "Reading kiB chunk";
   for (size_t i = 0; i < test_file_size_kib; i++) {
-    std::cout << " #" << i+1 << "/" << test_file_size_kib;
+    std::cout << " #" << i + 1 << "/" << test_file_size_kib;
     reader_remote.read(buffer_remote);
     EXPECT_EQ(buffer_remote, buffer_local);
   }
@@ -1028,7 +1029,7 @@ TEST_F(test_transaction, test_file_up_n_download) {
  */
 TEST_F(test_transaction, test_full_workflow) {
   const auto &connection =
-    caosdb::connection::ConnectionManager::GetDefaultConnection();
+      caosdb::connection::ConnectionManager::GetDefaultConnection();
 
   // ######  Create Data Model  ######
   Entity dataRT;